Aftermarket Mercruiser 27-64818A20 Alpha 1 Outdrive Mounting Gasket
The Sierra 18-2620 Gasket Set is used when removing, refitting or servicing the outdrive in Mercruiser applications, providing the gaskets and seals required to reseal the drive during installation. It replaces Mercruiser 27-54014Q1.
Fits:Â 215E, 215H, TR and TRS drives
Need help with fitment? Contact us with your engine model and serial number and we'll help check suitability.
When Is Sierra 18-2620 Used?
Use this installation kit when the outdrive is removed and refitted for servicing, gearbox work or drive installation so the relevant seals, gaskets and O-rings can be renewed.